<?php

declare(strict_types=1);

/*
 * CoreShop
 *
 * This source file is available under the terms of the
 * CoreShop Commercial License (CCL)
 * Full copyright and license information is available in
 * LICENSE.md which is distributed with this source code.
 *
 * @copyright  Copyright (c) CoreShop GmbH (https://www.coreshop.com)
 * @license    CoreShop Commercial License (CCL)
 *
 */

namespace CoreShop\Bundle\CurrencyBundle\Twig;

use CoreShop\Component\Currency\Converter\CurrencyConverterInterface;
use Twig\Extension\AbstractExtension;
use Twig\TwigFilter;

final class ConvertCurrencyExtension extends AbstractExtension
{
    public function __construct(
        private CurrencyConverterInterface $currencyConverter,
    ) {
    }

    public function getFilters(): array
    {
        return [
            new TwigFilter('coreshop_convert_currency', [$this, 'convertAmount']),
        ];
    }

    public function convertAmount(?int $amount, string $sourceCurrencyCode, string $targetCurrencyCode): int
    {
        if (null === $amount) {
            return 0;
        }

        return $this->currencyConverter->convert($amount, $sourceCurrencyCode, $targetCurrencyCode);
    }
}
